More than 50 plays will be performed at the arts festival, according to a senior official (官员) ______ the event.
| A．in need of | B．in search of |
| C．in charge of | D．in the form of |
–When can I get the result of the test, sir?
–You ____ have it next Friday.
| A．could | B．shall | C．must | D．may |
—How is the debate of your essay?
—It ____ well, but I ____one of the key points.
| A．might work; hadn’t forgot | B．needn’t have worked; forgot |
| C．could have worked; forgot | D．would work; hadn’t forgot |
____ we want to know is whether we must finish the work ____ you assigned last week.
| A．What; that | B．What; what | C．That; what | D．That; where |
– Why you didn’t handed in your exercise paper?
–Sorry, but I ____ that it should be turned in today.
| A．didn’t know | B．hadn’t known |
| C．haven’t known | D．don’t know |
President Obama has two daughters, _____ able to fit in well with their citizens.
| A．both of them are | B．none of them are |
| C．both of whom are | D．neither of who is |